Home / 191,578,168.20-287,367,252.30-84,082,744.20

Finding the Fourth Proportional to 191,578,168.20, 287,367,252.30 and 84,082,744.20

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Solution

The fourth proportional to 191,578,168.20, 287,367,252.30 and 84,082,744.20 is: 126,124,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,578,168.20 : 287,367,252.30 = 84,082,744.20 : x
  2. Step 2: Convert to fraction form
    191,578,168.20/287,367,252.30 = 84,082,744.20/x
  3. Step 3: Cross multiply
    191,578,168.20x = 287,367,252.30 × 84,082,744.20
  4. Step 4: Simplify right side
    191,578,168.20x = 24,162,627,166,597,764
  5. Step 5: Solve for x
    x = 24,162,627,166,597,764/191,578,168.20
  6. Step 6: Final answer
    x = 126,124,116.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.